| Formia to Borsbeek | 812.00 mi (1,306.78 km) |
| Formia to Boussu | 788.81 mi (1,269.46 km) |
| Formia to Braine-l'Alleud | 786.17 mi (1,265.21 km) |
| Formia to Braine-le-Chateau | 789.14 mi (1,269.99 km) |
| Formia to Braine-le-Comte | 788.26 mi (1,268.58 km) |
| Formia to Brasschaat | 817.06 mi (1,314.94 km) |
| Formia to Brecht | 816.69 mi (1,314.33 km) |
| Formia to Bredene | 854.13 mi (1,374.60 km) |
| Formia to Bree | 781.44 mi (1,257.60 km) |
| Formia to Bruges | 845.90 mi (1,361.35 km) |
| Formia to Brussels | 795.78 mi (1,280.68 km) |
| Formia to Buggenhout | 808.23 mi (1,300.72 km) |
| Formia to Chapelle-lez-Herlaimont | 776.95 mi (1,250.39 km) |
| Formia to Charleroi | 769.24 mi (1,237.97 km) |
| Formia to Chatelet | 766.96 mi (1,234.30 km) |
